Use unsound in a sentence

In short, the ordinary criminal is unsound and diseased in mind and body. [4]

Like all of my more notable discoveries and inventions, it is based upon hard, practical scientific laws; all other bases are unsound and hence untrustworthy. [5]

He compelled the jury to feel that they, with him, had made the discovery of the unsound character of the evidence. [11]

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Example sentences with the word unsound, a sentence example for unsound, and unsound in sample sentence.